"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : 导入导出、备份恢复工具支持M*兼容性
Case Name   : 导出导入，创建分区表less than maxvalue的maxvalue关键词外围不用添加括号语法
Create At   : 2023.05.04
Owner       : z@wan005
Description :
    1.创建兼容b库
    2.兼容b库下创建分区表，less than maxvalue的maxvalue关键词外围不用添加括号
    3.使用gs_dump工具导出tar格式
    4.gs_restore导入
    5.连接导入库查询分区表
    6.清理环境
Expect      :
    1.成功
    2.成功
    3.成功
    4.成功
    5.成功
    6.成功
History     :
"""

import os
import unittest

from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from testcase.utils.Logger import Logger
from yat.test import Node
from yat.test import macro


class GsDump0055(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.sh_primary = CommonSH('PrimaryDbUser')
        self.dbuser_node = Node('PrimaryDbUser')
        self.constant = Constant()
        self.db_name = "db_dump_0055"
        self.tb_name = "tb_dump_0055"
        self.dump_path = os.path.join(macro.DB_BACKUP_PATH, 'dump0055')

    def test_server_tools(self):
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        text = '----step1: 创建兼容b库 expect: 成功----'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"create database {self.db_name} dbcompatibility 'b';" \
                  f"drop database if exists {self.db_name}_01;" \
                  f"create database {self.db_name}_01 dbcompatibility 'b';"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd)
        self.log.info(sql_result)
        self.assertEqual(2, sql_result.count(
            self.constant.CREATE_DATABASE_SUCCESS), '执行失败:' + text)

        text = '--step2: 兼容b库下创建分区表，less than maxvalue的maxvalue关键词' \
               '外围不用添加括号 expect: 成功--'
        self.log.info(text)
        sql_cmd = f'''drop table if exists {self.tb_name};
        create table {self.tb_name}(\
        id int not null,\
        fname varchar(30),\
        lname varchar(30),\
        store_id int not null\
        )\
        partition by range(store_id)\
        (\
        partition p0 values less than(6),\
        partition p1 values less than(11),\
        partition p2 values less than maxvalue);'''
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=self.db_name)
        self.log.info(sql_result)
        self.assertIn(self.constant.TABLE_CREATE_SUCCESS, sql_result,
                      '执行失败:' + text)

        text = '----step3: 使用gs_dump工具导出tar格式 expect: 成功----'
        self.log.info(text)
        gs_dump_cmd = f"source {macro.DB_ENV_PATH};" \
                      f"gs_dump " \
                      f"-p {self.dbuser_node.db_port}  " \
                      f"{self.db_name} " \
                      f"-F t " \
                      f"-f {self.dump_path}"
        self.log.info(gs_dump_cmd)
        dump_msg = self.dbuser_node.sh(gs_dump_cmd).result()
        self.log.info(dump_msg)
        self.assertIn(f"dump database {self.db_name} successfully", dump_msg,
                      '执行失败:' + text)

        text = '----step4: gs_restore导入 expect: 成功----'
        self.log.info(text)
        gs_restore_cmd = f"source {macro.DB_ENV_PATH};" \
                         f"gs_restore " \
                         f"-p {self.dbuser_node.db_port} " \
                         f"-d {self.db_name}_01 " \
                         f"{self.dump_path}"
        self.log.info(gs_restore_cmd)
        gsql_msg = self.dbuser_node.sh(gs_restore_cmd).result()
        self.log.info(gsql_msg)
        self.assertIn(self.constant.GSQL_RESTORE_SUCCESS_MSG, gsql_msg,
                      '执行失败:' + text)

        text = '----step5: 连接导入库查询分区表 expect:成功----'
        self.log.info(text)
        sql_cmd = f"show create table {self.tb_name};\d+ {self.tb_name}"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname=f'{self.db_name}_01')
        self.log.info(sql_result)
        self.assertIn('PARTITION p2 VALUES LESS THAN (MAXVALUE)', sql_result,
                      '执行失败:' + text)
        self.assertIn('Number of partitions: 3', sql_result, '执行失败:' + text)

    def tearDown(self):
        text = '---step6: 清理环境 expect: 成功----'
        self.log.info(text)
        sql_cmd = f"drop database if exists {self.db_name};" \
                  f"drop database if exists {self.db_name}_01;"
        self.log.info(sql_cmd)
        sql_result = self.sh_primary.execut_db_sql(sql_cmd,
                                                   dbname='postgres')
        self.log.info(sql_result)
        rm_cmd = f"rm -rf {self.dump_path}"
        self.log.info(rm_cmd)
        rm_msg = self.dbuser_node.sh(rm_cmd).result()
        self.log.info(rm_msg)
        self.assertEqual(2,
                         sql_result.count(self.constant.DROP_DATABASE_SUCCESS),
                         '执行失败:' + text)
        self.assertEqual('', rm_msg)
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
